In this video, you will learn how to use Phasing in Twinmotion. This tool allows you to display parts of your model at different times on a calendar. It appears to be a gantt chart used in construction projects as in its functions and appears the same. Phasing is based on visibility when you create a phase. Scene states can be used on phasing to make phasing much easier to manage.
https://dev.epicgames.com/community/learning/tutorials/966E/how-to-use-phasing-twinmotion